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107770031 = 1915571013
BaseRepresentation
bin1100110110001…
…11000010101111
321111210021200122
412123013002233
5210042120111
614405515155
72446013225
oct633070257
9244707618
10107770031
1155919246
1230112abb
1319434365
1410454b15
1596dbcdb
hex66c70af

107770031 has 8 divisors (see below), whose sum is σ = 108635904. Its totient is φ = 106907680.

The previous prime is 107770027. The next prime is 107770037. The reversal of 107770031 is 130077701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 107770031 - 22 = 107770027 is a prime.

It is a super-2 number, since 2×1077700312 = 23228759163481922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107770037) 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, 105881 + ... + 106893.

It is an arithmetic number, because the mean of its divisors is an integer number (13579488).

Almost surely, 2107770031 is an apocalyptic number.

107770031 is a deficient number, since it is larger than the sum of its proper divisors (865873).

107770031 is a wasteful number, since it uses less digits than its factorization.

107770031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761.

The product of its (nonzero) digits is 1029, while the sum is 26.

The square root of 107770031 is about 10381.2345604942. The cubic root of 107770031 is about 475.8820633246.

The spelling of 107770031 in words is "one hundred seven million, seven hundred seventy thousand, thirty-one".

Divisors: 1 191 557 1013 106387 193483 564241 107770031