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20301274704 = 2431393042757
BaseRepresentation
bin10010111010000011…
…001101111001010000
31221101211102121110010
4102322003031321100
5313034111242304
613154250434520
71316040662544
oct227203157120
957354377403
1020301274704
1186785a4187
123b26a32a40
131bb6c309a9
14da830ba24
157dc42c789
hex4ba0cde50

20301274704 has 40 divisors (see below), whose sum is σ = 52822278880. Its totient is φ = 6718405248.

The previous prime is 20301274703. The next prime is 20301274709. The reversal of 20301274704 is 40747210302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20301274703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1514707 + ... + 1528050.

It is an arithmetic number, because the mean of its divisors is an integer number (1320556972).

Almost surely, 220301274704 is an apocalyptic number.

20301274704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20301274704 is an abundant number, since it is smaller than the sum of its proper divisors (32521004176).

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

20301274704 is a wasteful number, since it uses less digits than its factorization.

20301274704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042907 (or 3042901 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 30.

The spelling of 20301274704 in words is "twenty billion, three hundred one million, two hundred seventy-four thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 48 139 278 417 556 834 1112 1668 2224 3336 6672 3042757 6085514 9128271 12171028 18256542 24342056 36513084 48684112 73026168 146052336 422943223 845886446 1268829669 1691772892 2537659338 3383545784 5075318676 6767091568 10150637352 20301274704