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100370939 = 1912974073
BaseRepresentation
bin1011111101110…
…00100111111011
320222212101001012
411332320213323
5201143332224
613543144135
72326065434
oct576704773
9228771035
10100370939
1151725199
122974504b
1317a435b6
14d48a48b
158c2980e
hex5fb89fb

100370939 has 8 divisors (see below), whose sum is σ = 105761040. Its totient is φ = 94991616.

The previous prime is 100370917. The next prime is 100370971. The reversal of 100370939 is 939073001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-100370939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100370989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22607 + ... + 26679.

It is an arithmetic number, because the mean of its divisors is an integer number (13220130).

Almost surely, 2100370939 is an apocalyptic number.

100370939 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

100370939 is a deficient number, since it is larger than the sum of its proper divisors (5390101).

100370939 is a wasteful number, since it uses less digits than its factorization.

100370939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389.

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 100370939 is about 10018.5297823583. The cubic root of 100370939 is about 464.7320906348.

The spelling of 100370939 in words is "one hundred million, three hundred seventy thousand, nine hundred thirty-nine".

Divisors: 1 19 1297 4073 24643 77387 5282681 100370939