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977013107 = 72109182927
BaseRepresentation
bin111010001111000…
…000100101110011
32112002102102000122
4322033000211303
54000103404412
6240540440455
733132321500
oct7217004563
92462372018
10977013107
11461553454
1223324912b
1312754c385
1493a864a7
155ab90572
hex3a3c0973

977013107 has 12 divisors (see below), whose sum is σ = 1146958560. Its totient is φ = 829752336.

The previous prime is 977013101. The next prime is 977013127. The reversal of 977013107 is 701310779.

It is a happy number.

977013107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 977013107 - 220 = 975964531 is a prime.

It is a super-2 number, since 2×9770131072 = 1909109222499586898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (977013101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86123 + ... + 96804.

It is an arithmetic number, because the mean of its divisors is an integer number (95579880).

Almost surely, 2977013107 is an apocalyptic number.

977013107 is a deficient number, since it is larger than the sum of its proper divisors (169945453).

977013107 is a wasteful number, since it uses less digits than its factorization.

977013107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183050 (or 183043 counting only the distinct ones).

The product of its (nonzero) digits is 9261, while the sum is 35.

The square root of 977013107 is about 31257.2088805127. The cubic root of 977013107 is about 992.2782300746.

The spelling of 977013107 in words is "nine hundred seventy-seven million, thirteen thousand, one hundred seven".

Divisors: 1 7 49 109 763 5341 182927 1280489 8963423 19939043 139573301 977013107