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100307801 = 1179115429
BaseRepresentation
bin1011111101010…
…01001101011001
320222202011102202
411332221031121
5201134322201
613541535545
72325413366
oct576511531
9228664382
10100307801
1151691810
12297145b5
1317a20939
14d47146d
158c15c6b
hex5fa9359

100307801 has 8 divisors (see below), whose sum is σ = 110812800. Its totient is φ = 90033840.

The previous prime is 100307791. The next prime is 100307813. The reversal of 100307801 is 108703001.

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 100307801 - 26 = 100307737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100307861) 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, 56846 + ... + 58583.

It is an arithmetic number, because the mean of its divisors is an integer number (13851600).

Almost surely, 2100307801 is an apocalyptic number.

100307801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100307801 is a deficient number, since it is larger than the sum of its proper divisors (10504999).

100307801 is a wasteful number, since it uses less digits than its factorization.

100307801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115519.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 100307801 is about 10015.3782255090. The cubic root of 100307801 is about 464.6346241445.

The spelling of 100307801 in words is "one hundred million, three hundred seven thousand, eight hundred one".

Divisors: 1 11 79 869 115429 1269719 9118891 100307801