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45230064740 = 2257389877947
BaseRepresentation
bin101010000111111011…
…000000010001100100
311022202011100100112222
4222013323000101210
51220112344032430
632440045131512
73160562130650
oct520773002144
9138664310488
1045230064740
11182002130a3
128923559b98
13435a793a23
142291039a60
15129ac359e5
hexa87ec0464

45230064740 has 96 divisors (see below), whose sum is σ = 109070357760. Its totient is φ = 15433634304.

The previous prime is 45230064727. The next prime is 45230064743. The reversal of 45230064740 is 4746003254.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 45230064740.

It is not an unprimeable number, because it can be changed into a prime (45230064743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47760947 + ... + 47761893.

It is an arithmetic number, because the mean of its divisors is an integer number (1136149560).

Almost surely, 245230064740 is an apocalyptic number.

It is an amenable number.

45230064740 is an abundant number, since it is smaller than the sum of its proper divisors (63840293020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45230064740 is a wasteful number, since it uses less digits than its factorization.

45230064740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229 (or 2227 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

Adding to 45230064740 its reverse (4746003254), we get a palindrome (49976067994).

The spelling of 45230064740 in words is "forty-five billion, two hundred thirty million, sixty-four thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 389 778 877 947 1556 1754 1894 1945 2723 3508 3788 3890 4385 4735 5446 6139 6629 7780 8770 9470 10892 12278 13258 13615 17540 18940 24556 26516 27230 30695 33145 54460 61390 66290 122780 132580 341153 368383 682306 736766 830519 1364612 1473532 1661038 1705765 1841915 2388071 2578681 3322076 3411530 3683830 4152595 4776142 5157362 5813633 6823060 7367660 8305190 9552284 10314724 11627266 11940355 12893405 16610380 23254532 23880710 25786810 29068165 47761420 51573620 58136330 116272660 323071891 646143782 1292287564 1615359455 2261503237 3230718910 4523006474 6461437820 9046012948 11307516185 22615032370 45230064740