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5981309896 = 2319232731019
BaseRepresentation
bin1011001001000001…
…11000101111001000
3120102211220000200011
411210200320233020
544222203404041
62425304121304
7301136203162
oct54440705710
916384800604
105981309896
11259a325721
1211ab166234
13744253933
1440a545932
15250194e81
hex164838bc8

5981309896 has 96 divisors (see below), whose sum is σ = 12522132000. Its totient is φ = 2670319872.

The previous prime is 5981309837. The next prime is 5981309959. The reversal of 5981309896 is 6989031895.

It is a self number, because there is not a number n which added to its sum of digits gives 5981309896.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5869275 + ... + 5870293.

It is an arithmetic number, because the mean of its divisors is an integer number (130438875).

Almost surely, 25981309896 is an apocalyptic number.

It is an amenable number.

5981309896 is an abundant number, since it is smaller than the sum of its proper divisors (6540822104).

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

5981309896 is a wasteful number, since it uses less digits than its factorization.

5981309896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163 (or 1136 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 58.

The square root of 5981309896 is about 77338.9287228625. The cubic root of 5981309896 is about 1815.2318429284.

The spelling of 5981309896 in words is "five billion, nine hundred eighty-one million, three hundred nine thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 19 23 38 46 73 76 92 146 152 184 292 437 529 584 874 1019 1058 1387 1679 1748 2038 2116 2774 3358 3496 4076 4232 5548 6716 8152 10051 11096 13432 19361 20102 23437 31901 38617 38722 40204 46874 63802 74387 77234 77444 80408 93748 127604 148774 154468 154888 187496 255208 297548 308936 445303 539051 595096 733723 890606 1078102 1413353 1467446 1710901 1781212 2156204 2826706 2934892 3421802 3562424 4312408 5653412 5869784 6843604 10241969 11306824 13687208 20483938 32507119 39350723 40967876 65014238 78701446 81935752 130028476 157402892 260056952 314805784 747663737 1495327474 2990654948 5981309896